How to Find a Tortoise Nest (in the desert)

What is the main idea of the text?

• It is hard to discover where tortoises lay their eggs.

• Tortoises spend a lot of time raising their babies.

• The desert is not a good home for tortoises.

• Many people keep tortoises as pets.

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According to the text, why do scientists want to study tortoises?

• They want to learn more about tortoises to help them live.

• They want to figure out why no one has seen tortoises.

• They want to help the tortoises make better nests.

• They want to move the tortoises to a safer place.

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As it is used in paragraph 15, "rare" means —

• very fun

• not common

• not nicely

• very likely

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Which line from the text explains one way that scientists learn about tortoises?

• "Every day, as we followed the turtles, we picked up the thread so that no smaller animals would get caught in it." (Paragraph 20)

• "Sometimes a tortoise would walk around a single bush three or four times." (Paragraph 21)

• "Using thread trailers to find nests, Curtis Bjurlin and I were able to study newly hatched turtles." (Paragraph 23)

• "That's how they avoid being eaten, and it explains why people rarely see them." (Paragraph 24)

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What is the purpose of paragraphs 17-19?

• to explain the steps to find where tortoises lay their eggs

• to show why it is important to follow tortoises

• to show how smart and tricky tortoises are

• to explain how tortoises lay their eggs

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Tortoises...

• stay with their babies forever.

• build their nests in the open.

• do not like to be followed.

• do not raise their babies.

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Young tortoises...

• are easy to find.

• explore the desert.

• face many dangers.

• spend time in groups.

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Thread trails...

• trap baby tortoises inside.

• help scientists find tortoise nests.

• attach to the shells of the baby tortoises.

• show other animals where the baby tortoises are hiding.

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